Cambelt tensioner
Idler pulley
Air con, P.S, alternator belt
And make sure who ever does the job has done one before, or it could turn into a nightmere job!
Also, when the belt is off, check the water pump gear for noise and free play, but if money isn't an issue, replace anyway, as if it goes and leaks in the future, youre gonna have to do the lot again. water pump is about 90 ish quid.
Timing belt
Alternator belt
Air con blet
idlear bearing x 2 (one is used on the tensioner bearing)
Tensioner
and yes check the condition of water+oil pump.